22000111211112 has 64 divisors (see below), whose sum is σ = 55306786604160. Its totient is φ = 7292506464000.

The previous prime is 22000111211033. The next prime is 22000111211129. The reversal of 22000111211112 is 21111211100022.

It is a happy number.

It is a super-2 number, since 2×22000111211112² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22000111211091 and 22000111211100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100554237 + ... + 100772787.

It is an arithmetic number, because the mean of its divisors is an integer number (864168540690).

Almost surely, 2^{22000111211112} is an apocalyptic number.

It is an amenable number.

22000111211112 is an abundant number, since it is smaller than the sum of its proper divisors (33306675393048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22000111211112 is a wasteful number, since it uses less digits than its factorization.

22000111211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241914 (or 241910 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22000111211112 its reverse (21111211100022), we get a palindrome (43111322311134).

The spelling of 22000111211112 in words is "twenty-two trillion, one hundred eleven million, two hundred eleven thousand, one hundred twelve".